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QxOrm
1.2.7
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com) 00005 ** 00006 ** This file is part of the QxOrm library 00007 ** 00008 ** This software is provided 'as-is', without any express or implied 00009 ** warranty. In no event will the authors be held liable for any 00010 ** damages arising from the use of this software 00011 ** 00012 ** Commercial Usage 00013 ** Licensees holding valid commercial QxOrm licenses may use this file in 00014 ** accordance with the commercial license agreement provided with the 00015 ** Software or, alternatively, in accordance with the terms contained in 00016 ** a written agreement between you and Lionel Marty 00017 ** 00018 ** GNU General Public License Usage 00019 ** Alternatively, this file may be used under the terms of the GNU 00020 ** General Public License version 3.0 as published by the Free Software 00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the 00022 ** packaging of this file. Please review the following information to 00023 ** ensure the GNU General Public License version 3.0 requirements will be 00024 ** met : http://www.gnu.org/copyleft/gpl.html 00025 ** 00026 ** If you are unsure which license is appropriate for your use, or 00027 ** if you have questions regarding the use of this file, please contact : 00028 ** contact@qxorm.com 00029 ** 00030 ****************************************************************************/ 00031 00032 #ifndef _QX_IS_CONTAINER_BASE_OF_H_ 00033 #define _QX_IS_CONTAINER_BASE_OF_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00039 #include <boost/mpl/if.hpp> 00040 #include <boost/mpl/logical.hpp> 00041 #include <boost/type_traits/is_base_of.hpp> 00042 00043 #include <QxTraits/is_container.h> 00044 00045 #define qx_container_base_of_test_0() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer(b, d)) == sizeof(char)) 00046 #define qx_container_base_of_test_1() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_vector), d)) == sizeof(char)) 00047 #define qx_container_base_of_test_2() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_list), d)) == sizeof(char)) 00048 #define qx_container_base_of_test_3() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_std_set), d)) == sizeof(char)) 00049 #define qx_container_base_of_test_4() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_vector), d)) == sizeof(char)) 00050 #define qx_container_base_of_test_5() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_list), d)) == sizeof(char)) 00051 #define qx_container_base_of_test_6() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_set), d)) == sizeof(char)) 00052 #define qx_container_base_of_test_7() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_qt_linked_list), d)) == sizeof(char)) 00053 #define qx_container_base_of_test_8() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_boost_unordered_set), d)) == sizeof(char)) 00054 #define qx_container_base_of_test_9() (sizeof(qx::trait::is_container_base_of<B, D>::removeContainer((* b_boost_unordered_multi_set), d)) == sizeof(char)) 00055 00056 #define qx_container_base_of_all_test() \ 00057 qx_container_base_of_test_1() || qx_container_base_of_test_2() || qx_container_base_of_test_3() || \ 00058 qx_container_base_of_test_4() || qx_container_base_of_test_5() || qx_container_base_of_test_6() || \ 00059 qx_container_base_of_test_7() || qx_container_base_of_test_8() || qx_container_base_of_test_9() 00060 00061 namespace qx { 00062 namespace trait { 00063 00064 template <typename B, typename D> 00065 class is_container_base_of 00066 { 00067 00068 private: 00069 00070 template <typename V, typename W> 00071 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::vector<V> &, const std::vector<W> &); 00072 00073 template <typename V, typename W> 00074 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::list<V> &, const std::list<W> &); 00075 00076 template <typename V, typename W> 00077 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const std::set<V> &, const std::set<W> &); 00078 00079 template <typename V, typename W> 00080 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QVector<V> &, const QVector<W> &); 00081 00082 template <typename V, typename W> 00083 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QList<V> &, const QList<W> &); 00084 00085 template <typename V, typename W> 00086 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QSet<V> &, const QSet<W> &); 00087 00088 template <typename V, typename W> 00089 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const QLinkedList<V> &, const QLinkedList<W> &); 00090 00091 template <typename V, typename W> 00092 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const boost::unordered_set<V> &, const boost::unordered_set<W> &); 00093 00094 template <typename V, typename W> 00095 static typename boost::mpl::if_c<boost::is_base_of<V, W>::value, char, int>::type removeContainer(const boost::unordered_multiset<V> &, const boost::unordered_multiset<W> &); 00096 00097 static int removeContainer(...); 00098 static B b; 00099 static D d; 00100 00101 static std::vector<B> * b_std_vector; 00102 static std::list<B> * b_std_list; 00103 static std::set<B> * b_std_set; 00104 static QVector<B> * b_qt_vector; 00105 static QList<B> * b_qt_list; 00106 static QSet<B> * b_qt_set; 00107 static QLinkedList<B> * b_qt_linked_list; 00108 static boost::unordered_set<B> * b_boost_unordered_set; 00109 static boost::unordered_multiset<B> * b_boost_unordered_multi_set; 00110 00111 enum { value_0 = (qx::trait::is_container<D>::value) }; 00112 enum { value_1 = (qx::trait::is_container<B>::value) }; 00113 enum { value_2 = ((value_0 && value_1) ? qx_container_base_of_test_0() : 0) }; 00114 enum { value_3 = ((value_0 && ! value_1) ? qx_container_base_of_all_test() : 0) }; 00115 00116 public: 00117 00118 enum { value = (qx::trait::is_container_base_of<B, D>::value_2 || qx::trait::is_container_base_of<B, D>::value_3) }; 00119 00120 typedef typename boost::mpl::if_c<qx::trait::is_container_base_of<B, D>::value, boost::mpl::true_, boost::mpl::false_>::type type; 00121 00122 }; 00123 00124 } // namespace trait 00125 } // namespace qx 00126 00127 #endif // _QX_IS_CONTAINER_BASE_OF_H_